{"id":"CVE-2025-60684","aliases":["EUVD-2025-175305","GHSA-wjgf-7c7g-5vwr"],"status":"published","title":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130)...","description":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130) and NR1800X (V9.1.0u.6681_B20230703) Router firmware within the cstecgi.cgi binary (sub_42F32C function). The web interface reads the \"lang\" parameter and constructs Help URL strings using sprintf() into fixed-size stack buffers without proper length validation. Maliciously crafted input can overflow these buffers, potentially leading to arbitrary code execution or memory corruption, without requiring authentication.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00549,"percentile":0.46275,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2025-11-13T00:00:00Z","modified":"2026-11-05T14:10:00Z","products":[{"vendor":"totolink","product":"lr1200gb_firmware"},{"vendor":"totolink","product":"nr1800x_firmware"}],"references":[{"url":"https://www.totolink.net/","tags":["Product"]},{"url":"https://github.com/yifan20020708/SGTaint-0-day/blob/main/ToToLink/ToToLink-LR1200GB/CVE-2025-60684.md","tags":["Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-60684"},{"url":"https://www.totolink.net"},{"url":"http://totolink.com"},{"url":"https://github.com/advisories/GHSA-wjgf-7c7g-5vwr"}],"sources":{"cve":[{"id":"CVE-2025-60684","description":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130) and NR1800X (V9.1.0u.6681_B20230703) Router firmware within the cstecgi.cgi binary (sub_42F32C function). The web interface reads the \"lang\" parameter and constructs Help URL strings using sprintf() into fixed-size stack buffers without proper length validation. Maliciously crafted input can overflow these buffers, potentially leading to arbitrary code execution or memory corruption, without requiring authentication.","status":"published","published":"2025-11-13T00:00:00Z","modified":"2026-07-05T01:19:18.493Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:39.719629Z"}],"euvd":[{"id":"EUVD-2025-175305","description":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130) and NR1800X (V9.1.0u.6681_B20230703) Router firmware within the cstecgi.cgi binary (sub_42F32C function). The web interface reads the \"lang\" parameter and constructs Help URL strings using sprintf() into fixed-size stack buffers without proper length validation. Maliciously crafted input can overflow these buffers, potentially leading to arbitrary code execution or memory corruption, without requiring authentication.","status":"published","published":"2025-11-13T00:00:00Z","modified":"2026-07-05T01:19:18Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T18:20:15.276406Z"}],"ghsa":[{"id":"GHSA-wjgf-7c7g-5vwr","title":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130)...","description":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130) and NR1800X (V9.1.0u.6681_B20230703) Router firmware within the cstecgi.cgi binary (sub_42F32C function). The web interface reads the \"lang\" parameter and constructs Help URL strings using sprintf() into fixed-size stack buffers without proper length validation. Maliciously crafted input can overflow these buffers, potentially leading to arbitrary code execution or memory corruption, without requiring authentication.","status":"published","published":"2025-11-13T18:31:04Z","modified":"2025-11-13T18:31:11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:04:47.510067Z"}],"nvd":[{"id":"CVE-2025-60684","description":"A stack buffer overflow vulnerability exists in the ToToLink LR1200GB (V9.1.0u.6619_B20230130) and NR1800X (V9.1.0u.6681_B20230703) Router firmware within the cstecgi.cgi binary (sub_42F32C function). The web interface reads the \"lang\" parameter and constructs Help URL strings using sprintf() into fixed-size stack buffers without proper length validation. Maliciously crafted input can overflow these buffers, potentially leading to arbitrary code execution or memory corruption, without requiring authentication.","status":"published","published":"2025-11-13T16:15:52.337Z","modified":"2026-11-05T14:10:00.273Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-05T19:55:51.56159Z"}]}}